Weather forecast for 10 daysMerrian, PA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 59°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphNNW 346°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:21 pm EDT
  • ▼
Tomorrow, on Sunday, October 18, a sun-drenched sky is also anticipated.
The highest forecasted temperature is a refreshing 59°F, while the lowest temperature will be a cold 33.8°F.
The highest temperature for tomorrow is predicted to reflect October's average of 60.6°F.
Sunrise will be at 7:20 am and sunset at 6:21 pm; tomorrow's daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Maximum temperature: 66°C.
Coldest day: tomorrow 59°C.

Chance of precipitation

Highest chance: Sunday 25.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 30°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphN 350°
  • Humidity: 66%
  • UV index: 0
  • Sunrise: 7:19 am EDT
  • Sunset: 6:22 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 59°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphNNW 346°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:21 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphNNE 15°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:21 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphN 8°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:22 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphNNE 18°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphN 355°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:24 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 61°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNNE 16°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:25 am EDT
  • Sunset: 6:13 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 4mphNE 42°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:27 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 61°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphNNE 20°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:28 am EDT
  • Sunset: 6:11 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphN 349°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:29 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
It is expected that primarily sun-filled and occasionally gloomy weather is predicted.
Rainfall is not anticipated in Merrian in the upcoming days.
In the coming days, the maximum temperature will range between 59°F and 66.2°F, while the difference in minimum temperatures will be substantial, as the overnight lows will vary from 30.2°F to 42.8°F.
The warmest days will be Monday, Tuesday and next Monday, with a maximum of 66.2°F; the lowest daytime temperature of the period will be reached on Sunday, peaking at 59°F.
Updated: Oct 17, 2026 @ 22:47:32 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, uninterrupted sunshine is anticipated.

Tomorrow, the maximum temperature in Merrian will be 59°F, while the minimum temperature will be 33.8°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be significantly lower than the average low of 44.2°F.

On Sunday, in Merrian, sunrise will be at 7:20 am and sunset at 6:21 pm (EDT).

Tomorrow, the daylight will last for 11h and 1min.